1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 451Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 451

CRANKSHAFT END PLAY 1FOf(e eran sha:l toward rear of engin f) !;,SI,ll diai in ica or so Iha co nlac point rests 3!l:oinS
ION JInswi ne l seal it l ip fa ci ng toward ins ioe ngine 3l nst II flvheel and il pan a o utlined REAR SEAL REPLACEMENT
REMOVAL 1F! movoi pan nd fly hee lrlemov ma in be ar ing nd j.l anac hin bo lt nd dril'e ca p( Fi gu re 2) Pull ut :I from
aro und ranks ha fl INST ALL AT ION 1[ns ta ll new se al I,i llr ip facin toward insid of en ne Be ur th t-ea urfaces are
no da ge to pre vent leakage( igure 2) Figu re Side Se Repl ace ment Figure Re er Se al Re plac me nt 53-20ENG NE he rear
ma in b'arin cap nd side seal groOlc clear nce by measuring til bottom or eal groove and If id seal clearan ce is less than
.197" (Smml !l-ea .211(5.35mm) thi kIf si de seal cleara nce is !!r ;l te th 197(mm )usc 2,; als 2.11(.S.3 5mm ick(Figu re